Batman is a pop culture institution at this point. For over eighty years, fans have watched the Caped Crusader have all manner of adventures. To most fans, Batman is Bruce Wayne. The vast majority of media has showcased the billionaire playboy and his second life, but he's nowhere not the only DC characters that has been Batman over the years, particularly in the comics.
Source：https://www.cbr.com/batman-dc-characters-ranked/
